-13.13% is the change from 960 to 834
Calculation steps:
[( 834 - 960 ) ÷ 960] x 100 = -13.13%
Formula
Percentage change = [(834 - 960) / 960] x 100
Subtract the new number by the original number
834 - 960 = -126
-126 ÷ 960 = -0.13125
-0.13125 x 100 = -13.13%